Chapter 4 Troubleshooting and DiagnosticsIPmux-16Installation and Operation Manual

Table 4-1. Event Types

Event

Description

Corrective Action

 

 

 

COLD_START

The IPmux-16 has been powered

None

 

up

 

 

 

 

PS1_ACTIVE OR

One of the IPmux-16 power supply

None

PS2_ACTIVE

units is powered on

 

 

 

 

PS1_NOT_ACTIVE OR

One of the IPmux-16 power supply

Check the external mains supply

PS2_NOT_ACTIVE

units is powered off

 

 

 

 

FATAL ERR

The IPmux-16 has encountered an

The IPmux-16 requires servicing

 

internal fatal error

 

 

 

 

SYS USER RESET

The IPmux-16 had been reset by

None

 

the user

 

 

 

 

LOS START

The IPmux-16 has a LOS (loss of

1. Check the port cable connection

 

signal) state on one of its E1/T1

2. Check input signal

 

channels

 

 

 

 

 

LOS END

The LOS state detected has ended

 

 

 

 

LOF START

The IPmux-16 has a LOF (Loss of

1. Check port cable connection

 

frame synchronization) state on one

2. Check input signal

 

of its E1/T1 channels

 

 

 

 

 

LOF END

The LOF state detected has ended

None

 

 

 

LINE AIS START

The IPmux-16 has AIS (alarm

Check for a fault at the SDH network,

 

indicator signal) state on one of its

on the receive direction

 

E1/T1 channels

 

 

 

 

LINE AIS END

The line AIS state detected has

None

 

ended

 

LINE RDI START

The IPmux-16 has LINE RDI

 

(remote defect indicator) state on

 

one of its E1/T1 channels

Check for an E1/T1 connectivity fault on the transmit side

 

LINE RDI END

The LINE RDI state detected has

None

 

 

 

ended

 

 

 

 

 

 

 

 

LINE FEBE START

The IPmux-16 has LINE FEBE state

Check for errors in the E1/T1

 

 

(SDH module only)

on one of its E1/T1 channels

connection on the transmit direction

 

 

 

 

 

 

 

LINE FEBE END

The LINE FEBE state detected has

None

 

 

 

ended

 

 

 

 

 

 

 

 

Remote Fail Start

Ethernet frames are not received by

Check Eth/IP path

 

 

 

the remote IPmux-16 on the

 

 

 

 

specified connection

 

 

 

 

 

 

 

 

Remote Fail End

The remote fail state has ended

None

 

 

 

 

 

 

 

Local Fail Start

Ethernet frames are not received by

Check Eth/IP path

 

 

 

the local IPmux-16 on the specified

 

 

 

 

connection

 

 

 

 

 

 

 

 

Local Fail End

The local fail state has ended

None

 

 

 

 

 

 

 

 

 

 

 

 

4-2 Error Detection

 

 

 

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RAD Data comm IPmux-16 operation manual Event Types, Event Description Corrective Action